Pool swim season in LaGrange, GA
Swim season in LaGrange without a heater, and with one
An unheated pool in LaGrange reaches 78°F in Jul to Sep, about 3 months a year. The air allows up to 7 swimmable months with a heater (Apr to Oct).
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What each heater buys you in LaGrange
| Option | Months | Swimmable | Energy/yr | All-in/yr |
|---|---|---|---|---|
| No heater | 3 | Jul to Sep | $0 | $0 |
| Solar cover only | 4 | Jun to Sep | $0 | $50 |
| Solar panels + cover | 6 | May to Oct | $0 | $283 |
| Heat pump + cover | 7 | Apr to Oct | $194 | $744 |
| Gas heater + cover | 7 | Apr to Oct | $507 | $932 |
For a 450 sq ft pool held at 80°F, at GA prices of 15.5¢/kWh electricity and $20/Mcf gas. All-in spreads the purchase over the equipment's life.
The cheapest way to the full season in LaGrange
Solar panels + cover: 6 of 7 possible months for about $283 a year all-in, which works out near $94 for each month it adds.
Before you pay for any heater, buy a solar cover: on its own it adds 1 month here for about $50 a year (why a cover comes first). If you get quotes, ask for a heat pump sized to your pool's surface area; here it beats gas all-in (heat pump or gas).
Weather station: La Grange 1N, 1.9 mi away (NOAA 1991–2020 normals). Water temperature is estimated from air and sunshine, not measured.
LaGrange month by month: air, sun and pool water
| Month | Air high | Air avg | Sun kWh/m²/day | Water, unheated | Water, covered | Heat pump $ | Gas $ |
|---|---|---|---|---|---|---|---|
| Jan | 56° | 45° | 2.7 | 46° | 52° | – | – |
| Feb | 60° | 49° | 3.2 | 47° | 53° | – | – |
| Mar | 69° | 56° | 4.3 | 53° | 59° | – | – |
| Apr | 76° | 63° | 5.6 | 62° | 68° | $115 | $294 |
| May | 83° | 70° | 6.1 | 70° | 76° | $38 | $107 |
| Jun | 88° | 77° | 6.2 | 77° | 83° | – | – |
| Jul | 91° | 80° | 6.0 | 82° | 88° | – | – |
| Aug | 90° | 79° | 5.5 | 82° | 88° | – | – |
| Sep | 85° | 74° | 4.9 | 78° | 84° | – | – |
| Oct | 76° | 64° | 4.0 | 70° | 76° | $41 | $106 |
| Nov | 66° | 53° | 3.1 | 59° | 65° | – | – |
| Dec | 58° | 47° | 2.3 | 49° | 55° | – | – |
Heating costs most in Apr (about $115 with a heat pump, $294 with gas). Sunshine peaks in Jun at 6.2 kWh/m²/day (NASA satellite data, 67.9 km grid cell). Highlighted months are swimmable with no heater.
How LaGrange compares with nearby cities
LaGrange ranks 50 of 101 Georgia cities for unheated swim months, and no nearby city gets a longer unheated season.
| City | Distance | Unheated months | Heat pump months | Heat pump $/yr |
|---|---|---|---|---|
| Valley, AL | 17 mi | 3 | 7 | $236 |
| Newnan, GA | 28 mi | 2 | 7 | $240 |
| Opelika, AL | 32 mi | 2 | 7 | $228 |
| Columbus, GA | 37 mi | 3 | 7 | $167 |
| Peachtree City, GA | 37 mi | 3 | 7 | $191 |
| Carrollton, GA | 38 mi | 2 | 7 | $242 |